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Workshop Manual_3 - 4 LD_cod. ED0053025560_
4° ed
_ rev.
03
Index
Valve guide dimensions and clearances ......................................................................................................................... 20
Valve guides insertion ..................................................................................................................................................... 20
Valve housings and seats ............................................................................................................................................... 21
Valve seat grinding ........................................................................................................................................................... 21
Valve/rocker arm clearance .............................................................................................................................................. 19
Valves ............................................................................................................................................................................... 19
Valves guides and housings ............................................................................................................................................. 20
Vent plug .......................................................................................................................................................................... 17
5
LUBRICATION CIRCUIT ........................................................................................................................................... 30 - 32
Lubrication circuit ............................................................................................................................................................ 30
Oil filter cartridge ............................................................................................................................................................. 31
Oil pressure check .......................................................................................................................................................... 32
Oil pressure curve with the engine at its maximum speed .............................................................................................. 32
Oil pressure regulating valve ........................................................................................................................................... 32
Oil pump .......................................................................................................................................................................... 31
Oil pump, difference between clockwise rotation pump and anticlockwise pump .......................................................... 31
6
FUEL INJECTION CIRCUIT ...................................................................................................................................... 33 - 35
Advanced injection (static) ............................................................................................................................................. 34
Advanced Injection references on the conveyor and flywheel protection disk ............................................................... 35
Feeding pump (by request) ............................................................................................................................................. 33
Feeding pump rod projection .......................................................................................................................................... 33
Fuel filter inside the tank (standard) .............................................................................................................................. 33
Injection pump ................................................................................................................................................................. 34
Injection pump assembly ................................................................................................................................................. 34
Injector ............................................................................................................................................................................ 35
Injector setting ................................................................................................................................................................. 35
Standard feeding/injection circuit .................................................................................................................................... 33
7
ELECTRIC CIRCUIT .................................................................................................................................................. 36 - 38
12 V 14 A electrical ignition, diagram with voltage regulator , battery recharge lamp and manostat ............................. 36
12,5 V, 14 A alternator battery recharge curve ................................................................................................................ 36
12.5 V 14 A alternator ..................................................................................................................................................... 36
Bosch DW (L) 12 V 1, 1 KW type, starting motor ........................................................................................................... 37
Bosch JF(L) 12V 2.5 kW type, starting motor ................................................................................................................ 38
Characteristic curves for Bosch DW(L) 12V 1.1 kW type, starting motor .................................................................... 38
Characteristic curves for Bosch JF(L) 12V 2,5 kW type starting motor .......................................................................... 38
Voltage regulator ............................................................................................................................................................. 37
Voltage regulator, running check ..................................................................................................................................... 37
8
ADJUSTMENT ........................................................................................................................................................... 39 - 40
Adjustment of injection pump delivery with braked engine ............................................................................................. 40
Injection pump delivery adjustment (standard) .............................................................................................................. 39
Limiting device for injection pump delivery and torque gearing device .......................................................................... 40
Minimum rpm adjustment at idle running (standard) ....................................................................................................... 39
Peak rpm adjustment at idle (standard) ........................................................................................................................ 39
Required adjustments (the most demanded) .................................................................................................................. 40
9
STORAGE ........................................................................................................................................................................ 41
Protective treatment ........................................................................................................................................................ 41
Preparing the engine for operation after protective treatment ......................................................................................... 41
10
MAIN TORQUE SPECIFICATIONS AND USE OF SEALANTS ............................................................................... 42 - 44
Tightening torques main ................................................................................................................................................... 42
Table of tightening torques for standard screws (fine thread) .......................................................................................... 43
Table of tightening torques for standard screws (fine thread) .......................................................................................... 43
Use sealant ....................................................................................................................................................................... 44
Содержание 3LD 450
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